as in whale
something or someone that is unusually large and powerful
mom-and-pop stores just can't compete with these mastodons of retailing
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Recent Examples of mastodon
Ground sloths and mastodons are linked to forest habitats.
—
Hanna Wickes,
Fort Worth Star-Telegram,
29 Mar. 2026
For example, utility workers once uncovered an ancient bone fragment from a mastodon.
—
Alice Gibbs,
MSNBC Newsweek,
16 Sep. 2025
The frieze, estimated to be about 12,500 years old, depicts massive ice age beasts thought to have once roamed South America, including mastodons and ground sloths the size of a car.
—
Laura Bassett,
Condé Nast Traveler,
21 Aug. 2025
This was an important clue to a developing theory that grazing megafauna—such as the extinct mammoths and mastodons that once roamed the southern Appalachians—may have played a role.
—
Mike Bezemek,
Smithsonian Magazine,
10 July 2025
See All Example Sentences for mastodon
Hanna Wickes,
Fort Worth Star-Telegram,
29 Mar. 2026
For example, utility workers once uncovered an ancient bone fragment from a mastodon.
—
Alice Gibbs,
MSNBC Newsweek,
16 Sep. 2025
The frieze, estimated to be about 12,500 years old, depicts massive ice age beasts thought to have once roamed South America, including mastodons and ground sloths the size of a car.
—
Laura Bassett,
Condé Nast Traveler,
21 Aug. 2025
This was an important clue to a developing theory that grazing megafauna—such as the extinct mammoths and mastodons that once roamed the southern Appalachians—may have played a role.
—
Mike Bezemek,
Smithsonian Magazine,
10 July 2025
See All Example Sentences for mastodon
Recent Examples of Synonyms for mastodon
Noun
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Those include swimming dolphins, traveling in space, and taking a bath with a whale.
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Along with a full roster of shows and entertainment, the ship will sail with a whale specialist during summer months.
Noun
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Technology has come a long way since the dinosaur tail bone was first found, allowing researchers to peer inside bones and gain even more detailed information about ancient creatures.
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As reported by the New York Times, the statue by artist Aldo Beroisa follows from other creations of his including statues of dinosaurs and Jesus, and has been in the works for more than a year.
Noun
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Since then, the commission has widened its crackdown on digital giants with more antitrust investigations targeting Amazon, Apple and Facebook and sweeping new rules aimed at clamping down on the biggest digital companies.
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In the years since, Monsanto, now owned by German chemical giant Bayer, has paid out over $10 billion to settle about 100,000 claims from people who said their health was harmed after they were exposed to Roundup.
Noun
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Go on, put the 131-cube (2,147 cc) monster engine into that one.
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There’s no way the doll monsters at the pond were the whole point of the Lake of Tears, right?
Noun
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According to this theory, those now-extinct megafauna—the giant ground sloths and the giant beavers, the mastodons and mammoths, and even the lions and dire wolves—were relatively quickly hunted to extinction.
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For the next 49,000 years, the sticky pits captured virtually everything that fell or walked onto them, from grains of pollen borne by the wind to hapless ancient camels and Columbian mammoths.
Noun
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Excavators uncovered stone artifacts and bones of Stegodon florensis insularis, a bison-size extinct relative of elephants, near the Homo floresiensis fossils.
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Andrea Gutierrez, a University of Texas professor who researched captive elephants in South Asia, said Kerala's temple elephants are male, which poses a problem.
Cite this Entry
“Mastodon.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mastodon. Accessed 7 Jul. 2026.
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